It is almost 50 years since the announcement in Parliament that the UK would be ‘going metric’, and 15 years since significant progress last occurred. Although most Imperial units have passed into history, a few have survived in common use. Here, we offer a Guide to those surviving units for readers familiar only with metric. And for Americans, who may feel at home with Imperial measures, we provide some warnings.
Have you been watching this series on BBC2 on Tuesdays at 9.00 pm? Three programmes have already been broadcast, with the final on due on 24 February. They show the workings of the House of Commons and there are a few surprises, or perhaps not.
For over a century, the introduction of metric measures in the UK was linked to that of decimal currency. But then, while we were saying farewell to £sd, the situation changed. We follow the story and draw an unsurprising conclusion.